smart-ass

adjective

: That's a smart-ass question

noun

A person who is quick to offer an often-abrasive opinion or comment from a posture of superior intelligence and learning; bigmouth, know-it-all, wise guy: You're a real wiseass sometimes, Mary Anne(1960+)

wise-ass

modifier

: And I don't need any big-deal Boston wiseass dick to come out here and piss all over my town, you understand